{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["adverse effect"], "input": "Isoniazid causing breast tissue enlargement has been very rarely reported ."}
{"adverse effect": [{"subject": "breast tissue enlargement", "object": "Isoniazid"}]}